Griffith William J.G.

Director · Ten-percent owner · PCOR, NTSK, TTAN

As of 2026-09-16, Griffith William J.G. has 276 Form 4 transactions on record across 3 companies — 154 in the trailing 12 months.

Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.

Pattern in the record: open-market sales filed in June in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $190.3MIndirect: $75.3M$265.6Mas of 2026-09-16
  • Direct $190.3M
  • Indirect $75.3M
PCORdirect3,249,258 sh$168.9M
TTANindirect664,785 sh$39.0M
TTANdirect360,970 sh$21.2M
PCORindirect392,996 sh$20.4M
NTSKindirect916,690 sh$15.8M
NTSKdirect16,778 sh$290K

Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.

Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.

Trades by company

TTAN · 109 trades
2026-07-13: Other acquisition, 435,948 sh2026-07-13: Other acquisition, 121,522 sh2026-07-13: Other acquisition, 113,731 sh2026-07-13: Other acquisition, 93,636 sh2026-07-13: Other acquisition, 229,384 sh2026-07-13: Other acquisition, 435,948 sh2026-07-13: Other acquisition, 556,878 sh2026-07-13: Other acquisition, 121,522 sh2026-07-13: Other acquisition, 113,731 sh2026-07-13: Other acquisition, 93,636 sh2026-07-13: Other acquisition, 229,384 sh2026-07-13: Other acquisition, 556,878 sh2026-06-23: Sale, 53,295 sh ($3.4M)2026-06-23: Sale, 39,739 sh ($2.5M)2026-06-23: Sale, 791 sh ($51K)2026-06-23: Sale, 590 sh ($38K)2026-06-22: Sale, 115 sh ($7K)2026-06-22: Sale, 85 sh ($5K)2026-06-17: Award / grant, 3,046 sh ($0)2025-09-09: Other acquisition, 281,058 sh2025-09-09: Other acquisition, 359,020 sh2025-09-09: Other acquisition, 281,058 sh2025-09-09: Other acquisition, 359,020 sh2025-09-09: Other acquisition, 78,346 sh2025-09-09: Other acquisition, 73,323 sh2025-09-09: Other acquisition, 60,368 sh2025-09-09: Other acquisition, 147,885 sh2025-09-09: Other acquisition, 78,346 sh2025-09-09: Other acquisition, 73,323 sh2025-09-09: Other acquisition, 60,368 sh2025-09-09: Other acquisition, 147,885 sh2025-07-09: Sale, 33,454 sh ($3.7M)2025-07-09: Sale, 24,954 sh ($2.7M)2025-07-09: Sale, 18,531 sh ($2.0M)2025-07-09: Sale, 13,808 sh ($1.5M)2025-07-09: Sale, 97 sh ($10K)2025-07-09: Sale, 73 sh ($8K)2025-07-03: Other acquisition, 233,828 sh2025-07-03: Other acquisition, 567,666 sh2025-07-03: Other acquisition, 444,395 sh2025-07-03: Other acquisition, 95,451 sh2025-07-03: Other acquisition, 567,666 sh2025-07-03: Other acquisition, 444,395 sh2025-07-03: Other acquisition, 233,828 sh2025-07-03: Other acquisition, 95,451 sh2024-12-13: Conversion, 906,570 sh ($0)2024-12-13: Conversion, 1,499,778 sh ($0)2024-12-13: Conversion, 645,005 sh ($0)2024-12-13: Conversion, 3,704,694 sh ($0)2024-12-13: Conversion, 2,900,202 sh ($0)2024-12-13: Conversion, 848,442 sh ($0)2024-12-13: Conversion, 147,163 sh ($0)2024-12-13: Conversion, 111,891 sh ($0)2024-12-13: Conversion, 339,414 sh ($0)2024-12-13: Conversion, 455,191 sh ($0)2024-12-13: Conversion, 645,005 sh2024-12-13: Conversion, 20,202 sh2024-12-13: Conversion, 44,883 sh2024-12-13: Conversion, 119,400 sh2024-12-13: Conversion, 139,764 sh2024-12-13: Conversion, 230,936 sh2024-12-13: Conversion, 674,258 sh2024-12-13: Conversion, 1,376 sh2024-12-13: Conversion, 216,130 sh2024-12-13: Conversion, 631,025 sh2024-12-13: Conversion, 1,287 sh2024-12-13: Conversion, 220,117 sh2024-12-13: Conversion, 45,431 sh2024-12-13: Conversion, 160,128 sh2024-12-13: Conversion, 194,923 sh2024-12-13: Conversion, 20,202 sh2024-12-13: Conversion, 44,883 sh2024-12-13: Conversion, 119,400 sh2024-12-13: Conversion, 145,345 sh2024-12-13: Conversion, 230,936 sh2024-12-13: Conversion, 1,376 sh2024-12-13: Conversion, 631,025 sh2024-12-13: Conversion, 1,287 sh2024-12-13: Conversion, 220,117 sh2024-12-13: Conversion, 45,431 sh2024-12-13: Conversion, 2,028,510 sh2024-12-13: Conversion, 606,144 sh2024-12-13: Conversion, 281,192 sh2024-12-13: Conversion, 58,037 sh2024-12-13: Conversion, 2,591,188 sh2024-12-13: Conversion, 774,277 sh2024-12-13: Conversion, 194,923 sh2024-12-13: Conversion, 1,154,925 sh2024-12-13: Conversion, 344,853 sh2024-12-13: Conversion, 27,094 sh2024-12-13: Conversion, 60,192 sh2024-12-13: Conversion, 105,076 sh2024-12-13: Conversion, 139,764 sh2024-12-13: Conversion, 674,258 sh2024-12-13: Conversion, 216,130 sh2024-12-13: Conversion, 27,094 sh2024-12-13: Conversion, 60,192 sh2024-12-13: Conversion, 160,128 sh2024-12-13: Conversion, 145,345 sh2024-12-13: Conversion, 105,076 sh2024-12-13: Conversion, 2,028,510 sh2024-12-13: Conversion, 606,144 sh2024-12-13: Conversion, 281,192 sh2024-12-13: Conversion, 58,037 sh2024-12-13: Conversion, 2,591,188 sh2024-12-13: Conversion, 774,277 sh2024-12-13: Conversion, 645,005 sh2024-12-13: Conversion, 1,154,925 sh2024-12-13: Conversion, 344,853 sh
NTSK · 97 trades
2026-07-13: Purchase, 64,771 sh ($805K)2026-07-10: Purchase, 241,628 sh ($3.0M)2026-07-08: Purchase, 610,291 sh ($7.2M)2026-07-08: Award / grant, 16,778 sh ($0)2026-03-13: Conversion, 8,127,540 sh ($0)2026-03-13: Conversion, 11,976,293 sh ($0)2026-03-13: Conversion, 18,872,434 sh ($0)2026-03-13: Conversion, 1,931,110 sh ($0)2026-03-13: Conversion, 1,511,670 sh ($0)2026-03-13: Conversion, 350,907 sh ($0)2026-03-13: Conversion, 350,907 sh2026-03-13: Conversion, 350,907 sh2026-03-13: Conversion, 1,511,670 sh2026-03-13: Conversion, 1,931,110 sh2026-03-13: Conversion, 18,872,434 sh2026-03-13: Conversion, 11,976,293 sh2026-03-13: Conversion, 8,127,540 sh2026-03-13: Conversion, 1,511,670 sh2026-03-13: Conversion, 1,931,110 sh2026-03-13: Conversion, 18,872,434 sh2026-03-13: Conversion, 11,976,293 sh2026-03-13: Conversion, 8,127,540 sh2025-09-19: Purchase, 877,906 sh ($16.7M)2025-09-19: Purchase, 595,778 sh ($11.3M)2025-09-19: Purchase, 295,219 sh ($5.6M)2025-09-19: Purchase, 231,097 sh ($4.4M)2025-09-19: Conversion, 1,988,473 sh ($0)2025-09-19: Other acquisition, 2,339,380 sh ($0)2025-09-19: Other acquisition, 10,077,800 sh ($0)2025-09-19: Conversion, 10,942,956 sh ($0)2025-09-19: Other acquisition, 12,874,066 sh ($0)2025-09-19: Other acquisition, 18,872,434 sh ($0)2025-09-19: Other acquisition, 11,976,293 sh ($0)2025-09-19: Conversion, 8,566,130 sh ($0)2025-09-19: Other acquisition, 8,127,540 sh ($0)2025-09-19: Conversion, 1,988,473 sh2025-09-19: Conversion, 8,566,130 sh2025-09-19: Conversion, 10,942,956 sh2025-09-19: Other acquisition, 8,127,540 sh2025-09-19: Other acquisition, 2,339,380 sh2025-09-19: Other acquisition, 10,077,800 sh2025-09-19: Other acquisition, 12,874,066 sh2025-09-19: Other acquisition, 18,872,434 sh2025-09-19: Other acquisition, 11,976,293 sh2025-09-19: Conversion, 1,988,473 sh2025-09-19: Conversion, 8,566,130 sh2025-09-19: Conversion, 10,942,956 sh2025-09-19: Other acquisition, 2,339,380 sh2025-09-19: Other acquisition, 10,077,800 sh2025-09-19: Other acquisition, 12,874,066 sh2025-09-19: Other acquisition, 18,872,434 sh2025-09-19: Other acquisition, 11,976,293 sh2025-09-19: Other acquisition, 8,127,540 sh2025-09-18: Conversion, 1,202,080 sh ($0)2025-09-18: Conversion, 701,417 sh ($0)2025-09-18: Conversion, 1,033,569 sh ($0)2025-09-18: Conversion, 2,720,766 sh ($0)2025-09-18: Conversion, 2,174,985 sh ($0)2025-09-18: Conversion, 3,204,938 sh ($0)2025-09-18: Conversion, 8,436,669 sh ($0)2025-09-18: Conversion, 813,073 sh ($0)2025-09-18: Conversion, 1,198,100 sh ($0)2025-09-18: Conversion, 3,153,875 sh ($0)2025-09-18: Conversion, 815,775 sh ($0)2025-09-18: Conversion, 3,164,351 sh ($0)2025-09-18: Conversion, 3,262,200 sh ($0)2025-09-18: Conversion, 4,806,998 sh ($0)2025-09-18: Conversion, 9,997,211 sh ($0)2025-09-18: Conversion, 7,825,797 sh ($0)2025-09-18: Conversion, 327,422 sh ($0)2025-09-18: Conversion, 482,470 sh ($0)2025-09-18: Conversion, 1,270,054 sh ($0)2025-09-18: Conversion, 2,335,792 sh ($0)2025-09-18: Conversion, 1,828,453 sh ($0)2025-09-18: Conversion, 28,907 sh ($0)2025-09-18: Conversion, 42,595 sh ($0)2025-09-18: Conversion, 112,129 sh ($0)2025-09-18: Conversion, 206,003 sh ($0)2025-09-18: Conversion, 161,259 sh ($0)2025-09-18: Conversion, 2,339,380 sh ($0)2025-09-18: Conversion, 3,761 sh ($0)2025-09-18: Conversion, 5,543 sh ($0)2025-09-18: Conversion, 14,590 sh ($0)2025-09-18: Conversion, 335,060 sh ($0)2025-09-18: Conversion, 262,291 sh ($0)2025-09-18: Conversion, 11,976,293 sh2025-09-18: Conversion, 2,339,380 sh2025-09-18: Conversion, 8,127,540 sh2025-09-18: Conversion, 10,077,800 sh2025-09-18: Conversion, 2,339,380 sh2025-09-18: Conversion, 8,127,540 sh2025-09-18: Conversion, 18,872,434 sh2025-09-18: Conversion, 12,874,066 sh2025-09-18: Conversion, 11,976,293 sh2025-09-18: Conversion, 18,872,434 sh2025-09-18: Conversion, 12,874,066 sh2025-09-18: Conversion, 10,077,800 sh
PCOR · 70 trades
2026-09-03: Other acquisition, 813,479 sh2026-09-03: Other acquisition, 813,479 sh2026-09-03: Other acquisition, 869,214 sh2026-09-03: Other acquisition, 813,479 sh2026-09-03: Other acquisition, 869,214 sh2026-09-03: Other acquisition, 317,307 sh2026-09-03: Other acquisition, 317,307 sh2026-09-03: Other acquisition, 317,307 sh2026-09-03: Other acquisition, 869,214 sh2026-09-03: Other acquisition, 813,479 sh2026-09-03: Other acquisition, 317,307 sh2026-09-03: Other acquisition, 869,214 sh2026-08-03: Other acquisition, 813,479 sh2026-08-03: Other acquisition, 317,308 sh2026-08-03: Other acquisition, 869,213 sh2026-08-03: Other acquisition, 813,479 sh2026-08-03: Other acquisition, 317,308 sh2026-08-03: Other acquisition, 869,213 sh2026-06-04: Award / grant, 4,712 sh ($0)2025-12-15: Sale, 207,474 sh ($15.0M)2025-12-03: Other acquisition, 317,307 sh2025-12-03: Other acquisition, 813,479 sh2025-12-03: Other acquisition, 813,479 sh2025-12-03: Other acquisition, 317,307 sh2025-12-03: Other acquisition, 869,214 sh2025-12-03: Other acquisition, 869,214 sh2025-11-14: Other acquisition, 869,213 sh2025-11-14: Other acquisition, 317,308 sh2025-11-14: Other acquisition, 869,213 sh2025-11-14: Other acquisition, 813,479 sh2025-11-14: Other acquisition, 317,308 sh2025-11-14: Other acquisition, 813,479 sh2025-11-08: Other acquisition, 813,479 sh2025-11-08: Other acquisition, 317,307 sh2025-11-08: Other acquisition, 869,214 sh2025-11-08: Other acquisition, 813,479 sh2025-11-08: Other acquisition, 317,307 sh2025-11-08: Other acquisition, 869,214 sh2025-08-13: Sale, 28,161 sh ($1.8M)2025-08-13: Sale, 17,001 sh ($1.1M)2025-08-13: Sale, 644 sh ($42K)2025-08-13: Sale, 384 sh ($25K)2025-06-13: Sale, 144,765 sh ($9.3M)2025-06-13: Sale, 87,456 sh ($5.6M)2025-06-13: Sale, 43,633 sh ($2.9M)2025-06-13: Sale, 26,256 sh ($1.7M)2025-06-13: Sale, 4,405 sh ($291K)2025-06-13: Sale, 2,653 sh ($175K)2025-02-20: Sale, 200 sh ($17K)2025-02-19: Sale, 1,074 sh ($94K)2025-02-19: Other acquisition, 571,466 sh2025-02-19: Other acquisition, 63,461 sh2025-02-19: Other acquisition, 173,843 sh2025-02-19: Other acquisition, 162,696 sh2025-02-19: Other acquisition, 163,836 sh2025-02-19: Other acquisition, 301,058 sh2025-02-19: Other acquisition, 447,346 sh2025-02-19: Other acquisition, 571,466 sh2025-02-19: Other acquisition, 63,461 sh2025-02-19: Other acquisition, 173,843 sh2025-02-19: Other acquisition, 162,696 sh2025-02-19: Other acquisition, 163,836 sh2025-02-19: Other acquisition, 301,058 sh2025-02-19: Other acquisition, 447,346 sh2024-12-12: Other acquisition, 600,145 sh2024-12-12: Other acquisition, 284,188 sh2024-12-12: Other acquisition, 766,667 sh2024-12-12: Other acquisition, 766,667 sh2024-12-12: Other acquisition, 600,145 sh2024-12-12: Other acquisition, 284,188 sh

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-07-13NTSKPurchase64,771 @ $12.42$805K+7.6% of holding916,690Form 4
2026-07-10NTSKPurchase241,628 @ $12.26$3.0M+39.6% of holding851,919Form 4
2026-07-08NTSKPurchase610,291 @ $11.82$7.2Mownership Δ n/a610,291Form 4
2026-06-23TTANSale53,295 @ $63.42$3.4M−8.2% of holding595,196Form 4
2026-06-23TTANSale39,739 @ $63.42$2.5M−8.2% of holding443,811Form 4
2026-06-23TTANSale791 @ $64.18$51K−0.1% of holding594,405Form 4
2026-06-23TTANSale590 @ $64.18$38K−0.1% of holding443,221Form 4
2026-06-22TTANSale115 @ $63.01$7K−0.0% of holding648,491Form 4
2026-06-22TTANSale85 @ $63.01$5K−0.0% of holding483,550Form 4
2025-12-15PCORSale207,474 @ $72.30$15.0M−6.0% of holding3,244,546Form 4
2025-09-19NTSKPurchase877,906 @ $19.00$16.7Mownership Δ n/a877,906Form 4
2025-09-19NTSKPurchase595,778 @ $19.00$11.3Mownership Δ n/a595,778Form 4
2025-09-19NTSKPurchase295,219 @ $19.00$5.6M+2.7% of holding11,238,175Form 4
2025-09-19NTSKPurchase231,097 @ $19.00$4.4M+2.7% of holding8,797,227Form 4
2025-08-13PCORSale28,161 @ $64.95$1.8M−0.9% of holding3,109,094Form 4
2025-08-13PCORSale17,001 @ $64.95$1.1M−0.9% of holding1,876,457Form 4
2025-08-13PCORSale644 @ $65.41$42K−0.0% of holding3,108,450Form 4
2025-08-13PCORSale384 @ $65.41$25K−0.0% of holding1,876,073Form 4
2025-07-09TTANSale33,454 @ $109.85$3.7M−4.8% of holding667,137Form 4
2025-07-09TTANSale24,954 @ $109.85$2.7M−4.8% of holding497,443Form 4
2025-07-09TTANSale18,531 @ $110.26$2.0M−2.8% of holding648,606Form 4
2025-07-09TTANSale13,808 @ $110.26$1.5M−2.8% of holding483,635Form 4
2025-07-09TTANSale97 @ $108.00$10K−0.0% of holding700,591Form 4
2025-07-09TTANSale73 @ $108.00$8K−0.0% of holding522,397Form 4
2025-06-13PCORSale144,765 @ $64.49$9.3M−4.3% of holding3,185,293Form 4
2025-06-13PCORSale87,456 @ $64.49$5.6M−4.4% of holding1,922,367Form 4
2025-06-13PCORSale43,633 @ $65.52$2.9M−1.4% of holding3,141,660Form 4
2025-06-13PCORSale26,256 @ $65.52$1.7M−1.4% of holding1,896,111Form 4
2025-06-13PCORSale4,405 @ $65.98$291K−0.1% of holding3,137,255Form 4
2025-06-13PCORSale2,653 @ $65.98$175K−0.1% of holding1,893,458Form 4
2025-02-20PCORSale200 @ $82.93$17K−100.0% of holding0Form 4
2025-02-19PCORSale1,074 @ $87.40$94K−84.3% of holding200Form 4
244 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-09-03PCOROther acquisition813,4791,007,520Form 4
2026-09-03PCOROther acquisition813,4791,007,520Form 4
2026-09-03PCOROther acquisition869,2141,076,549Form 4
2026-09-03PCOROther acquisition813,4791,007,520Form 4
2026-09-03PCOROther acquisition869,2141,076,549Form 4
2026-09-03PCOROther acquisition317,307392,996Form 4
2026-09-03PCOROther acquisition317,307392,996Form 4
2026-09-03PCOROther acquisition317,307392,996Form 4
2026-09-03PCOROther acquisition869,2141,076,549Form 4
2026-09-03PCOROther acquisition813,4791,007,520Form 4
2026-09-03PCOROther acquisition317,307392,996Form 4
2026-09-03PCOROther acquisition869,2141,076,549Form 4
2026-08-03PCOROther acquisition813,4791,820,999Form 4
2026-08-03PCOROther acquisition317,308710,303Form 4
2026-08-03PCOROther acquisition869,2131,945,763Form 4
2026-08-03PCOROther acquisition813,4791,820,999Form 4
2026-08-03PCOROther acquisition317,308710,303Form 4
2026-08-03PCOROther acquisition869,2131,945,763Form 4
2026-07-13TTANOther acquisition435,9482,384,842Form 4
2026-07-13TTANOther acquisition121,522664,785Form 4
2026-07-13TTANOther acquisition113,731622,162Form 4
2026-07-13TTANOther acquisition93,636512,236Form 4
2026-07-13TTANOther acquisition229,3841,254,835Form 4
2026-07-13TTANOther acquisition435,9482,384,842Form 4
2026-07-13TTANOther acquisition556,8783,046,378Form 4
2026-07-13TTANOther acquisition121,522664,785Form 4
2026-07-13TTANOther acquisition113,731622,162Form 4
2026-07-13TTANOther acquisition93,636512,236Form 4
2026-07-13TTANOther acquisition229,3841,254,835Form 4
2026-07-13TTANOther acquisition556,8783,046,378Form 4
2026-07-08NTSKAward / grant16,77816,778Form 4
2026-06-17TTANAward / grant3,046360,970Form 4
2026-06-04PCORAward / grant4,7123,249,258Form 4
2026-03-13NTSKConversion8,127,5400Form 4
2026-03-13NTSKConversion11,976,2930Form 4
2026-03-13NTSKConversion18,872,4340Form 4
2026-03-13NTSKConversion1,931,1100Form 4
2026-03-13NTSKConversion1,511,6700Form 4
2026-03-13NTSKConversion350,9070Form 4
2026-03-13NTSKConversion350,9072,339,380Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.