Boyd William M III

Officer · SYM

As of 2026-09-16, Boyd William M III has 111 Form 4 transactions on record across 1 company — 60 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 July in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $2.5MIndirect: $0$2.5Mas of 2026-09-16
  • Direct $2.5M
  • Indirect $0
SYMdirect57,112 sh$2.5M

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

SYM · 111 trades
2026-07-27: Sale, 5,700 sh ($232K)2026-07-27: Sale, 3,494 sh ($145K)2026-07-23: Option exercise, 2,909 sh ($0)2026-07-23: Option exercise, 6,285 sh ($0)2026-07-23: Option exercise, 6,285 sh2026-07-23: Option exercise, 2,909 sh2026-07-23: Option exercise, 6,285 sh2026-07-23: Option exercise, 2,909 sh2026-07-01: Sale, 5,115 sh ($231K)2026-04-27: Sale, 4,080 sh ($237K)2026-04-27: Sale, 2,644 sh ($158K)2026-04-27: Sale, 2,470 sh ($145K)2026-04-23: Option exercise, 2,909 sh ($0)2026-04-23: Option exercise, 6,285 sh ($0)2026-04-23: Option exercise, 6,285 sh2026-04-23: Option exercise, 2,909 sh2026-04-23: Option exercise, 6,285 sh2026-04-23: Option exercise, 2,909 sh2026-04-01: Sale, 2,215 sh ($122K)2026-04-01: Sale, 1,600 sh ($90K)2026-04-01: Sale, 1,300 sh ($74K)2026-01-23: Award / grant, 15,345 sh ($0)2026-01-23: Award / grant, 30,689 sh ($0)2026-01-23: Option exercise, 25,136 sh ($0)2026-01-23: Option exercise, 8,826 sh ($0)2026-01-23: Option exercise, 2,910 sh ($0)2026-01-23: Option exercise, 25,136 sh2026-01-23: Option exercise, 2,910 sh2026-01-23: Option exercise, 8,826 sh2026-01-23: Option exercise, 8,826 sh2026-01-23: Option exercise, 25,136 sh2026-01-23: Option exercise, 2,910 sh2026-01-12: Award / grant, 10,723 sh ($0)2026-01-05: Sale, 15,000 sh ($1.0M)2026-01-05: Other acquisition, 15,000 sh ($0)2026-01-05: Other acquisition, 15,000 sh ($0)2026-01-02: Sale, 3,299 sh ($213K)2026-01-02: Sale, 816 sh ($51K)2026-01-02: Sale, 600 sh ($38K)2026-01-02: Sale, 300 sh ($18K)2026-01-02: Sale, 100 sh ($7K)2025-12-15: Sale, 1,255 sh ($75K)2025-12-15: Sale, 1,100 sh ($67K)2025-12-15: Sale, 100 sh ($6K)2025-11-03: Sale, 5,446 sh ($450K)2025-11-03: Sale, 2,912 sh ($237K)2025-11-03: Sale, 2,077 sh ($168K)2025-11-03: Sale, 1,300 sh ($108K)2025-10-23: Option exercise, 8,826 sh ($0)2025-10-23: Option exercise, 2,909 sh ($0)2025-10-23: Option exercise, 8,826 sh2025-10-23: Option exercise, 8,826 sh2025-10-23: Option exercise, 2,909 sh2025-10-23: Option exercise, 2,909 sh2025-10-15: Sale, 970 sh ($73K)2025-10-15: Sale, 814 sh ($60K)2025-10-15: Sale, 300 sh ($23K)2025-10-15: Sale, 300 sh ($22K)2025-10-15: Sale, 200 sh ($16K)2025-10-15: Sale, 76 sh ($6K)2025-09-15: Sale, 1,455 sh ($74K)2025-09-15: Sale, 400 sh ($21K)2025-09-15: Sale, 300 sh ($15K)2025-09-15: Sale, 300 sh ($14K)2025-08-05: Sale, 25,000 sh ($1.5M)2025-08-05: Other acquisition, 25,000 sh2025-08-05: Other acquisition, 25,000 sh2025-08-05: Other acquisition, 25,000 sh2025-08-05: Other acquisition, 25,000 sh2025-08-05: Other acquisition, 25,000 sh2025-08-05: Other acquisition, 25,000 sh2025-08-01: Sale, 6,768 sh ($343K)2025-08-01: Sale, 4,867 sh ($243K)2025-08-01: Sale, 100 sh ($5K)2025-07-23: Option exercise, 8,826 sh ($0)2025-07-23: Option exercise, 2,909 sh ($0)2025-07-23: Option exercise, 8,826 sh2025-07-23: Option exercise, 2,909 sh2025-07-23: Option exercise, 8,826 sh2025-07-23: Option exercise, 2,909 sh2025-07-15: Sale, 2,260 sh ($110K)2025-07-15: Sale, 400 sh ($20K)2025-07-10: Sale, 25,000 sh ($1.2M)2025-07-10: Other acquisition, 25,000 sh2025-07-10: Other acquisition, 25,000 sh2025-07-10: Other acquisition, 25,000 sh2025-07-10: Other acquisition, 25,000 sh2025-07-10: Other acquisition, 25,000 sh2025-07-10: Other acquisition, 25,000 sh2025-06-16: Sale, 1,000 sh ($32K)2025-06-16: Sale, 700 sh ($21K)2025-06-16: Sale, 600 sh ($18K)2025-06-16: Sale, 155 sh ($5K)2025-05-01: Sale, 11,735 sh ($258K)2025-04-23: Option exercise, 8,826 sh ($0)2025-04-23: Option exercise, 2,909 sh ($0)2025-04-23: Option exercise, 2,909 sh2025-04-23: Option exercise, 8,826 sh2025-04-23: Option exercise, 2,909 sh2025-04-23: Option exercise, 8,826 sh2025-04-15: Sale, 2,660 sh ($55K)2025-03-17: Sale, 2,455 sh ($55K)2025-02-28: Award / grant, 1,302 sh ($21K)2025-02-18: Sale, 2,660 sh ($73K)2025-01-23: Option exercise, 8,826 sh ($0)2025-01-23: Award / grant, 75,416 sh ($0)2025-01-23: Option exercise, 11,634 sh ($0)2025-01-23: Option exercise, 8,826 sh2025-01-23: Option exercise, 11,634 sh2025-01-23: Option exercise, 11,634 sh2025-01-23: Option exercise, 8,826 sh

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-07-27SYMSale5,700 @ $40.79$232K−8.6% of holding60,606Form 4
2026-07-27SYMSale3,494 @ $41.46$145K−5.8% of holding57,112Form 4
2026-07-01SYMSale5,115 @ $45.15$231K−8.2% of holding57,112Form 4
2026-04-27SYMSale4,080 @ $58.10$237K−5.7% of holding67,341Form 4
2026-04-27SYMSale2,644 @ $59.79$158K−4.1% of holding62,227Form 4
2026-04-27SYMSale2,470 @ $58.71$145K−3.7% of holding64,871Form 4
2026-04-01SYMSale2,215 @ $55.06$122K−3.3% of holding64,579Form 4
2026-04-01SYMSale1,600 @ $56.44$90K−2.5% of holding62,979Form 4
2026-04-01SYMSale1,300 @ $57.01$74K−2.1% of holding61,679Form 4
2026-01-05SYMSale15,000 @ $69.00$1.0M−100.0% of holding0Form 4
2026-01-02SYMSale3,299 @ $64.68$213K−14.6% of holding19,299Form 4
2026-01-02SYMSale816 @ $62.19$51K−3.4% of holding23,198Form 4
2026-01-02SYMSale600 @ $63.51$38K−2.6% of holding22,598Form 4
2026-01-02SYMSale300 @ $60.18$18K−1.2% of holding24,014Form 4
2026-01-02SYMSale100 @ $65.28$7K−0.5% of holding19,199Form 4
2025-12-15SYMSale1,255 @ $59.93$75K−4.7% of holding25,514Form 4
2025-12-15SYMSale1,100 @ $61.06$67K−4.3% of holding24,414Form 4
2025-12-15SYMSale100 @ $61.71$6K−0.4% of holding24,314Form 4
2025-11-03SYMSale5,446 @ $82.58$450K−16.2% of holding28,069Form 4
2025-11-03SYMSale2,912 @ $81.55$237K−8.0% of holding33,515Form 4
2025-11-03SYMSale2,077 @ $80.70$168K−5.4% of holding36,427Form 4
2025-11-03SYMSale1,300 @ $83.42$108K−4.6% of holding26,769Form 4
2025-10-15SYMSale970 @ $75.27$73K−3.4% of holding27,345Form 4
2025-10-15SYMSale814 @ $74.07$60K−2.8% of holding28,315Form 4
2025-10-15SYMSale300 @ $76.71$23K−1.1% of holding27,045Form 4
2025-10-15SYMSale300 @ $72.38$22K−1.0% of holding29,129Form 4
2025-10-15SYMSale200 @ $78.30$16K−0.7% of holding26,845Form 4
2025-10-15SYMSale76 @ $79.35$6K−0.3% of holding26,769Form 4
2025-09-15SYMSale1,455 @ $51.06$74K−4.7% of holding29,829Form 4
2025-09-15SYMSale400 @ $51.50$21K−1.3% of holding29,429Form 4
2025-09-15SYMSale300 @ $49.38$15K−0.9% of holding31,284Form 4
2025-09-15SYMSale300 @ $48.27$14K−0.9% of holding31,584Form 4
2025-08-05SYMSale25,000 @ $59.00$1.5M−43.9% of holding31,884Form 4
2025-08-01SYMSale6,768 @ $50.73$343K−17.5% of holding31,984Form 4
2025-08-01SYMSale4,867 @ $49.98$243K−11.2% of holding38,752Form 4
2025-08-01SYMSale100 @ $51.37$5K−0.3% of holding31,884Form 4
2025-07-15SYMSale2,260 @ $48.74$110K−6.5% of holding32,284Form 4
2025-07-15SYMSale400 @ $49.53$20K−1.2% of holding31,884Form 4
2025-07-10SYMSale25,000 @ $49.00$1.2M−42.0% of holding34,544Form 4
2025-06-16SYMSale1,000 @ $32.01$32K−2.8% of holding34,699Form 4
2025-06-16SYMSale700 @ $30.62$21K−1.9% of holding35,699Form 4
2025-06-16SYMSale600 @ $29.66$18K−1.6% of holding36,399Form 4
2025-06-16SYMSale155 @ $32.48$5K−0.4% of holding34,544Form 4
2025-05-01SYMSale11,735 @ $21.95$258K−24.1% of holding36,999Form 4
2025-04-15SYMSale2,660 @ $20.62$55K−6.7% of holding36,999Form 4
2025-03-17SYMSale2,455 @ $22.31$55K−5.8% of holding39,659Form 4
2025-02-18SYMSale2,660 @ $27.60$73K−6.1% of holding40,812Form 4
64 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-07-23SYMOption exercise2,9095,819Form 4
2026-07-23SYMOption exercise6,28537,710Form 4
2026-07-23SYMOption exercise6,28566,306Form 4
2026-07-23SYMOption exercise2,90960,021Form 4
2026-07-23SYMOption exercise6,28566,306Form 4
2026-07-23SYMOption exercise2,90960,021Form 4
2026-04-23SYMOption exercise2,9098,728Form 4
2026-04-23SYMOption exercise6,28543,995Form 4
2026-04-23SYMOption exercise6,28571,421Form 4
2026-04-23SYMOption exercise2,90965,136Form 4
2026-04-23SYMOption exercise6,28571,421Form 4
2026-04-23SYMOption exercise2,90965,136Form 4
2026-01-23SYMAward / grant15,34515,345Form 4
2026-01-23SYMAward / grant30,68930,689Form 4
2026-01-23SYMOption exercise25,13650,280Form 4
2026-01-23SYMOption exercise8,8260Form 4
2026-01-23SYMOption exercise2,91011,637Form 4
2026-01-23SYMOption exercise25,13666,794Form 4
2026-01-23SYMOption exercise2,91041,658Form 4
2026-01-23SYMOption exercise8,82638,748Form 4
2026-01-23SYMOption exercise8,82638,748Form 4
2026-01-23SYMOption exercise25,13666,794Form 4
2026-01-23SYMOption exercise2,91041,658Form 4
2026-01-12SYMAward / grant10,72329,922Form 4
2026-01-05SYMOther acquisition15,00015,000Form 4
2026-01-05SYMOther acquisition15,000244,353Form 4
2025-10-23SYMOption exercise8,8268,826Form 4
2025-10-23SYMOption exercise2,90914,547Form 4
2025-10-23SYMOption exercise8,82635,595Form 4
2025-10-23SYMOption exercise8,82635,595Form 4
2025-10-23SYMOption exercise2,90938,504Form 4
2025-10-23SYMOption exercise2,90938,504Form 4
2025-08-05SYMOther acquisition25,00056,884Form 4
2025-08-05SYMOther acquisition25,0000Form 4
2025-08-05SYMOther acquisition25,00056,884Form 4
2025-08-05SYMOther acquisition25,0000Form 4
2025-08-05SYMOther acquisition25,0000Form 4
2025-08-05SYMOther acquisition25,0000Form 4
2025-07-23SYMOption exercise8,82617,652Form 4
2025-07-23SYMOption exercise2,90917,456Form 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.