Cho Dennis

Officer · TWST

As of 2026-09-16, Cho Dennis has 48 Form 4 transactions on record across 1 company — 26 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 September in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $10.5MIndirect: $0$10.5Mas of 2026-09-16
  • Direct $10.5M
  • Indirect $0
TWSTdirect73,651 sh$10.5M

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

TWST · 48 trades
2026-09-08: Sale, 412 sh ($51K)2026-08-21: Sale, 1,598 sh ($222K)2026-08-19: Sale, 14,205 sh ($1.8M)2026-08-05: Sale, 14,205 sh ($1.6M)2026-08-03: Sale, 1,070 sh ($91K)2026-06-24: Sale, 14,205 sh ($1.3M)2026-06-22: Sale, 346 sh ($30K)2026-06-08: Sale, 402 sh ($28K)2026-05-29: Sale, 14,205 sh ($991K)2026-05-21: Sale, 1,642 sh ($87K)2026-05-04: Sale, 1,962 sh ($112K)2026-03-20: Sale, 354 sh ($16K)2026-03-06: Sale, 425 sh ($20K)2026-02-23: Sale, 844 sh ($39K)2026-02-11: Sale, 5,000 sh ($250K)2026-02-03: Sale, 1,099 sh ($51K)2025-12-22: Sale, 324 sh ($11K)2025-12-08: Sale, 398 sh ($13K)2025-11-21: Sale, 757 sh ($20K)2025-11-18: Award / grant, 25,465 sh ($0)2025-11-03: Sale, 1,019 sh ($33K)2025-10-30: Sale, 6,515 sh ($205K)2025-10-28: Award / grant, 29,518 sh ($0)2025-10-06: Sale, 3,876 sh ($125K)2025-10-02: Sale, 124 sh ($4K)2025-09-22: Sale, 233 sh ($6K)2025-09-15: Sale, 94 sh ($2K)2025-09-08: Sale, 269 sh ($7K)2025-08-21: Sale, 521 sh ($14K)2025-08-04: Sale, 785 sh ($22K)2025-07-02: Sale, 125 sh ($5K)2025-06-20: Sale, 230 sh ($8K)2025-06-16: Sale, 94 sh ($3K)2025-06-06: Sale, 257 sh ($8K)2025-05-21: Sale, 531 sh ($16K)2025-05-07: Sale, 5,000 sh ($164K)2025-05-05: Sale, 689 sh ($26K)2025-04-02: Sale, 124 sh ($5K)2025-03-20: Sale, 230 sh ($10K)2025-03-14: Sale, 92 sh ($4K)2025-03-06: Sale, 277 sh ($11K)2025-02-21: Sale, 526 sh ($23K)2025-02-03: Sale, 806 sh ($40K)2025-01-03: Sale, 144 sh ($7K)2024-12-20: Sale, 316 sh ($14K)2024-12-16: Sale, 133 sh ($6K)2024-12-06: Sale, 367 sh ($19K)2024-12-04: Award / grant, 22,824 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-09-08TWSTSale412 @ $122.62$51K−0.6% of holding73,651Form 4
2026-08-21TWSTSale1,598 @ $139.07$222K−2.1% of holding74,063Form 4
2026-08-19TWSTSale14,205 @ $129.75$1.8M−15.8% of holding75,661Form 4
2026-08-05TWSTSale14,205 @ $109.75$1.6M−13.6% of holding89,866Form 4
2026-08-03TWSTSale1,070 @ $85.32$91K−1.0% of holding104,071Form 4
2026-06-24TWSTSale14,205 @ $89.75$1.3M−11.9% of holding105,141Form 4
2026-06-22TWSTSale346 @ $87.32$30K−0.3% of holding119,346Form 4
2026-06-08TWSTSale402 @ $69.84$28K−0.3% of holding119,692Form 4
2026-05-29TWSTSale14,205 @ $69.75$991K−10.6% of holding120,094Form 4
2026-05-21TWSTSale1,642 @ $53.26$87K−1.2% of holding134,299Form 4
2026-05-04TWSTSale1,962 @ $57.15$112K−1.4% of holding135,941Form 4
2026-03-20TWSTSale354 @ $43.79$16K−0.3% of holding137,903Form 4
2026-03-06TWSTSale425 @ $46.43$20K−0.3% of holding138,257Form 4
2026-02-23TWSTSale844 @ $46.71$39K−0.6% of holding138,682Form 4
2026-02-11TWSTSale5,000 @ $49.93$250K−3.5% of holding138,581Form 4
2026-02-03TWSTSale1,099 @ $46.58$51K−0.8% of holding143,581Form 4
2025-12-22TWSTSale324 @ $34.56$11K−0.2% of holding144,680Form 4
2025-12-08TWSTSale398 @ $32.88$13K−0.3% of holding145,004Form 4
2025-11-21TWSTSale757 @ $26.50$20K−0.5% of holding145,402Form 4
2025-11-03TWSTSale1,019 @ $32.08$33K−0.8% of holding120,694Form 4
2025-10-30TWSTSale6,515 @ $31.44$205K−5.1% of holding121,713Form 4
2025-10-06TWSTSale3,876 @ $32.19$125K−3.8% of holding98,710Form 4
2025-10-02TWSTSale124 @ $29.16$4K−0.1% of holding102,586Form 4
2025-09-22TWSTSale233 @ $27.56$6K−0.2% of holding102,710Form 4
2025-09-15TWSTSale94 @ $25.33$2K−0.1% of holding102,943Form 4
2025-09-08TWSTSale269 @ $25.76$7K−0.3% of holding103,037Form 4
2025-08-21TWSTSale521 @ $25.96$14K−0.5% of holding103,306Form 4
2025-08-04TWSTSale785 @ $28.36$22K−0.8% of holding103,827Form 4
2025-07-02TWSTSale125 @ $36.19$5K−0.1% of holding104,612Form 4
2025-06-20TWSTSale230 @ $35.76$8K−0.2% of holding104,737Form 4
2025-06-16TWSTSale94 @ $33.48$3K−0.1% of holding104,967Form 4
2025-06-06TWSTSale257 @ $31.75$8K−0.2% of holding105,061Form 4
2025-05-21TWSTSale531 @ $29.75$16K−0.5% of holding105,318Form 4
2025-05-07TWSTSale5,000 @ $32.72$164K−4.5% of holding105,849Form 4
2025-05-05TWSTSale689 @ $37.65$26K−0.6% of holding110,849Form 4
2025-04-02TWSTSale124 @ $38.73$5K−0.1% of holding111,538Form 4
2025-03-20TWSTSale230 @ $41.68$10K−0.2% of holding111,662Form 4
2025-03-14TWSTSale92 @ $40.05$4K−0.1% of holding111,892Form 4
2025-03-06TWSTSale277 @ $40.91$11K−0.2% of holding111,984Form 4
2025-02-21TWSTSale526 @ $44.18$23K−0.5% of holding112,261Form 4
2025-02-03TWSTSale806 @ $49.35$40K−0.7% of holding112,221Form 4
2025-01-03TWSTSale144 @ $45.59$7K−0.1% of holding113,027Form 4
2024-12-20TWSTSale316 @ $44.90$14K−0.3% of holding113,171Form 4
2024-12-16TWSTSale133 @ $46.81$6K−0.1% of holding113,487Form 4
2024-12-06TWSTSale367 @ $52.70$19K−0.3% of holding113,620Form 4
3 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2025-11-18TWSTAward / grant25,465146,159Form 4
2025-10-28TWSTAward / grant29,518128,228Form 4
2024-12-04TWSTAward / grant22,824113,987Form 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.