Casdin Capital, LLC / Eli Casdin / Casdin Partners Master Fund, L.P. / Casdin Partners GP, LLC

Insider

Director, 10% Owner

Trades at: WGS

30D 90D 1Y

Net shares · 365d

+1.6M

1.6M buy · 0 sell

Net value · 365d

$32.6M

$32.6M in · $0 out

Sentiment · 365d

Net buying

100% buying · 0% selling

Open-market trades · 365d

1.6M buy · 0 sell

Net buy / sell volume (all companies)

Tap or hover the chart for daily net volume. Green = net buying, red = net selling.

All transactions · open-market

Include grants & non-market

WGS Buy·P
Jun 5, 26

Director, 10% Owner

$2.6M

50.0K sh · $52.86

Own +1%
WGS Buy·P
Jun 4, 26

Director, 10% Owner

$8.5M

150.0K sh · $56.44

Own +4%
WGS Buy·P
May 20, 26

Director, 10% Owner

$6.1M

140.0K sh · $43.81

Own +4%
WGS Buy·P
May 19, 26

Director, 10% Owner

$7.9M

185.0K sh · $42.60

Own +6%
WGS Buy·P
May 18, 26

Director, 10% Owner

$7.4M

175.0K sh · $42.55

Own +6%
WGS Buy·P
May 11, 26

Director, 10% Owner

—

50.0K sh

Own +6%
WGS Buy·P
May 8, 26

Director, 10% Owner

—

300.0K sh

Own +60%
WGS Buy·P
May 7, 26

Director, 10% Owner

—

500.0K sh

Own New

Date▾	Ticker	Role	Type	Shares	Own Δ	Price	Value
Jun 5, 2026	WGS	Director, 10% Owner	Buy P	50.0K	+1%	$52.86	$2.6M
Jun 4, 2026	WGS	Director, 10% Owner	Buy P	150.0K	+4%	$56.44	$8.5M
May 20, 2026	WGS	Director, 10% Owner	Buy P	140.0K	+4%	$43.81	$6.1M
May 19, 2026	WGS	Director, 10% Owner	Buy P	185.0K	+6%	$42.60	$7.9M
May 18, 2026	WGS	Director, 10% Owner	Buy P	175.0K	+6%	$42.55	$7.4M
May 11, 2026	WGS	Director, 10% Owner	Buy P	50.0K	+6%	—	—
May 8, 2026	WGS	Director, 10% Owner	Buy P	300.0K	+60%	—	—
May 7, 2026	WGS	Director, 10% Owner	Buy P	500.0K	New	—	—

About Casdin Capital, LLC / Eli Casdin / Casdin Partners Master Fund, L.P. / Casdin Partners GP, LLC

This profile aggregates every SEC Form 4 insider transaction reported by Casdin Capital, LLC / Eli Casdin / Casdin Partners Master Fund, L.P. / Casdin Partners GP, LLC across all companies they trade. Open-market purchases (code P) and sales (code S) are the highest-signal, discretionary trades; grants (A), option exercises (M) and gifts (G) reflect compensation rather than conviction and carry no market price. Figures cover the selected period and update as new filings are ingested.