InsiderTrades

NEWELL WILLIAM J

SEC CIK 1309660 · EDGAR

Buying vs selling by month open-market trades, last 55 months, STRO
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
STROSUTRO BIOPHARMA, INC.CEO, Dir 299.2K $77.5K — 282021-07-012025-03-05

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—

NEWELL WILLIAM J made no open-market trades at STRO in the last 12 months.

Transactions 28

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
D 2025-03-07 2025-03-05 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir M - OptEx $0.00 +18.8K 299.2K +7% $0
D 2025-03-07 2025-03-05 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir F - Tax $1.36 -6,708 292.5K -2% -$9,123
D 2025-03-06 2025-03-04 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir M - OptEx $0.00 +31.1K 291.6K +12% $0
D 2025-03-06 2025-03-04 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir F - Tax $1.42 -11.1K 280.5K -4% -$15.8K
DM 2025-03-04 2025-03-01 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir M - OptEx $0.00 +65.5K 244.0K +37% $0
D 2025-03-04 2025-03-01 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir F - Tax $1.59 -25.2K 260.5K -9% -$40.1K
D 2024-03-07 2024-03-05 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir M - OptEx $0.00 +18.8K 226.9K +9% $0
D 2024-03-07 2024-03-05 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir F - Tax $4.54 -6,690 220.2K -3% -$30.4K
D 2024-03-06 2024-03-04 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir M - OptEx $0.00 +31.1K 219.2K +17% $0
D 2024-03-06 2024-03-04 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir F - Tax $4.79 -11.1K 208.1K -5% -$53.2K
D 2024-03-05 2024-03-01 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir M - OptEx $0.00 +23.8K 196.7K +14% $0
D 2024-03-05 2024-03-01 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir F - Tax $4.95 -8,559 188.1K -4% -$42.4K
D 2024-01-31 2024-01-29 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir F - Tax $4.99 -5,634 172.9K -3% -$28.1K
D 2024-01-31 2024-01-29 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir M - OptEx $0.00 +13.8K 178.6K +8% $0
DM 2023-03-07 2023-03-03 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir M - OptEx — +49.9K 182.1K +38% —
D 2023-03-07 2023-03-03 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir F - Tax $5.79 -17.2K 164.8K -9% -$99.9K
D 2023-01-31 2023-01-27 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir F - Tax $7.50 -5,600 132.2K -4% -$42.0K
D 2023-01-31 2023-01-27 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir M - OptEx $0.00 +13.8K 137.8K +11% $0
I 2022-03-15 2022-03-14 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir P - Purchase $7.75 +10.0K 116.5K +9% +$77.5K
D 2022-03-07 2022-03-05 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir F - Tax $8.17 -6,483 113.5K -5% -$53.0K
D 2022-03-07 2022-03-05 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir M - OptEx — +18.8K 119.9K +19% —
D 2022-02-01 2022-01-29 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir F - Tax $10.39 -5,278 101.2K -5% -$54.8K
D 2022-02-01 2022-01-29 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir M - OptEx $0.00 +13.8K 106.5K +15% $0
MI 2022-01-03 2021-12-30 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir J - Other $0.00 -24.2K 0 -100% $0
D 2021-09-28 2021-07-01 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir G - Gift $0.00 -104.7K 80.7K -56% $0
D 2021-09-28 2021-09-24 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir F - Tax $19.23 -13.2K 92.7K -12% -$254.2K
D 2021-09-28 2021-09-24 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir M - OptEx $0.00 +25.3K 105.9K +31% $0
DI 2021-09-28 2021-07-01 STRO SUTRO BIOPHARMA, INC. NEWELL WILLIAM J CEO, Dir G - Gift $0.00 +104.7K 104.7K New $0

Purchase Sale Sale after option exercise All abbreviations