Bruce Booth

KYMR

Bruce Booth serves as director at Kymera Therapeutics, Inc. (KYMR). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

1 trades

$1.08M

Total Sells

17 trades

$127.48M

Net Position

Net Seller

$126.40M

Companies Traded

KYMR, SION

Active Period

Mar 2021 – Apr 2026

18 total trades

Most Recent

Sell KYMR

Apr 24, 2026 · $539.8K

Bruce Booth's Insider Trading at Kymera Therapeutics, Inc. (KYMR)

Buys

0 · $0.00

Sells

12 · $105.40M

Total Shares Bought

Total Shares Sold

2,349,444

KYMR Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Apr 24, 2026	Sell	6,000	$89.96	$539.8K	3,899,829
Apr 16, 2026	Sell	9,494	$90.01	$854.5K	3,899,917
Dec 12, 2025	Sell	236,588	$91.72	$21.70M	4,141,757
Jul 9, 2024	Sell	453,960	$38.21	$17.35M	4,523,951
Jun 14, 2024	Sell	26,940	$35.27	$950.2K	4,558,827
Mar 15, 2024	Sell	127,543	$40.25	$5.13M	4,641,602
Jan 13, 2023	Sell	126,474	$30.22	$3.82M	5,045,242
Dec 16, 2022	Sell	382,244	$31.36	$11.99M	5,252,744
Nov 4, 2022	Sell	220,016	$30.01	$6.60M	5,440,875
Nov 1, 2022	Sell	288,702	$30.26	$8.74M	5,691,877
Aug 12, 2021	Sell	242,133	$61.00	$14.77M	0
Mar 16, 2021	Sell	229,350	$56.50	$12.96M	0

Bruce Booth's Insider Trading at Sionna Therapeutics, Inc. (SION)

Buys

1 · $1.08M

Sells

5 · $22.09M

Total Shares Bought

60,000

Total Shares Sold

698,418

SION Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Oct 21, 2025	Sell	88,878	$34.22	$3.04M	0
Oct 16, 2025	Sell	286,369	$32.30	$9.25M	0
Oct 10, 2025	Sell	194,932	$30.47	$5.94M	0
Oct 3, 2025	Sell	49,546	$29.99	$1.49M	0
Sep 29, 2025	Sell	78,693	$30.08	$2.37M	0
Feb 10, 2025	Buy	60,000	$18.00	$1.08M	807,727