InsiderTrades

Chung Jane

SEC CIK 1872398 · EDGAR

Buying vs selling by month open-market trades, last 24 months, STRO
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
STROSUTRO BIOPHARMA, INC.Pres AND COO 21.3K $10.0K — 272022-08-092026-03-04

Most active insiders at STRO, 12 months

#InsiderTitleBoughtSold
1 MATSUI CONNIEDir $40.0K—
2 Chow Gregory K.CFO $16.0K—
3 Gerber Hans-PeterCSO $13.6K—
4 Pauling DavidGC, Chief Admin. Ofcr $10.0K—
5 Chung JaneCEO, Dir $10.0K—

Transactions 27

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
D 2026-03-06 2026-03-04 STRO SUTRO BIOPHARMA, INC. Chung Jane CEO, Dir F - Tax $21.31 -282 21.3K -1% -$6,009
D 2026-03-06 2026-03-04 STRO SUTRO BIOPHARMA, INC. Chung Jane CEO, Dir M - OptEx $0.00 +788 21.6K +4% $0
DM 2026-03-03 2026-03-01+ STRO SUTRO BIOPHARMA, INC. Chung Jane CEO, Dir F - Tax $20.52 -4,050 15.8K -20% -$83.1K
DM 2026-03-03 2026-03-01+ STRO SUTRO BIOPHARMA, INC. Chung Jane CEO, Dir M - OptEx $0.00 +10.9K 14.6K +300% $0
D 2025-12-16 2025-12-12 STRO SUTRO BIOPHARMA, INC. Chung Jane CEO, Dir F - Tax $8.02 -894 13.9K -6% -$7,170
D 2025-12-16 2025-12-12 STRO SUTRO BIOPHARMA, INC. Chung Jane CEO, Dir M - OptEx $0.00 +2,500 14.8K +20% $0
2025-10-16 2025-10-15 STRO SUTRO BIOPHARMA, INC. Chung Jane CEO, Dir P - Purchase $0.8 +12.5K 122.8K +11% +$10.0K
D 2025-08-26 2025-08-09 STRO SUTRO BIOPHARMA, INC. Chung Jane CEO, Dir M - OptEx $0.00 +18.8K 117.1K +19% $0
D 2025-08-26 2025-08-09 STRO SUTRO BIOPHARMA, INC. Chung Jane CEO, Dir F - Tax $0.8 -6,708 110.3K -6% -$5,366
D 2025-03-06 2025-03-04 STRO SUTRO BIOPHARMA, INC. Chung Jane Pres AND COO M - OptEx $0.00 +7,875 100.6K +8% $0
D 2025-03-06 2025-03-04 STRO SUTRO BIOPHARMA, INC. Chung Jane Pres AND COO F - Tax $1.42 -2,334 98.3K -2% -$3,314
D 2025-03-04 2025-03-01 STRO SUTRO BIOPHARMA, INC. Chung Jane Pres AND COO F - Tax $1.59 -9,450 92.8K -9% -$15.0K
DM 2025-03-04 2025-03-01 STRO SUTRO BIOPHARMA, INC. Chung Jane Pres AND COO M - OptEx $0.00 +31.9K 102.2K +45% $0
D 2024-12-03 2024-12-01 STRO SUTRO BIOPHARMA, INC. Chung Jane Pres AND COO F - Tax $2.69 -8,920 70.3K -11% -$24.0K
D 2024-12-03 2024-12-01 STRO SUTRO BIOPHARMA, INC. Chung Jane Pres AND COO M - OptEx $0.00 +25.0K 79.3K +46% $0
D 2024-08-13 2024-08-09 STRO SUTRO BIOPHARMA, INC. Chung Jane Pres AND COO F - Tax $3.12 -6,689 54.3K -11% -$20.9K
D 2024-08-13 2024-08-09 STRO SUTRO BIOPHARMA, INC. Chung Jane Pres AND COO M - OptEx $0.00 +18.8K 61.0K +44% $0
D 2024-03-06 2024-03-04 STRO SUTRO BIOPHARMA, INC. Chung Jane Pres AND COO M - OptEx $0.00 +7,875 44.4K +22% $0
D 2024-03-06 2024-03-04 STRO SUTRO BIOPHARMA, INC. Chung Jane Pres AND COO F - Tax $4.79 -2,209 42.2K -5% -$10.6K
D 2024-03-05 2024-03-01 STRO SUTRO BIOPHARMA, INC. Chung Jane Pres AND COO M - OptEx $0.00 +6,875 38.6K +22% $0
D 2024-03-05 2024-03-01 STRO SUTRO BIOPHARMA, INC. Chung Jane Pres AND COO F - Tax $4.95 -2,038 36.5K -5% -$10.1K
D 2023-08-11 2023-08-09 STRO SUTRO BIOPHARMA, INC. Chung Jane Chief Commercial Off M - OptEx $0.00 +18.8K 38.2K +96% $0
D 2023-08-11 2023-08-09 STRO SUTRO BIOPHARMA, INC. Chung Jane Chief Commercial Off F - Tax $4.22 -6,483 31.7K -17% -$27.4K
D 2023-03-07 2023-03-03 STRO SUTRO BIOPHARMA, INC. Chung Jane Chief Commercial Off M - OptEx — +7,875 22.6K +53% —
D 2023-03-07 2023-03-03 STRO SUTRO BIOPHARMA, INC. Chung Jane Chief Commercial Off F - Tax $5.79 -3,211 19.4K -14% -$18.6K
D 2022-08-10 2022-08-09 STRO SUTRO BIOPHARMA, INC. Chung Jane Chief Commercial Off F - Tax $6.60 -6,483 14.8K -31% -$42.8K
D 2022-08-10 2022-08-09 STRO SUTRO BIOPHARMA, INC. Chung Jane Chief Commercial Off M - OptEx $0.00 +18.8K 21.2K +750% $0

Purchase Sale Sale after option exercise All abbreviations