Question 1

Which hedge funds and institutional investors hold IRWD?

Accepted Answer

StonkWhisper tracks 13F filings submitted to the SEC by institutional investment managers with over $100 million in assets. The whale tracker for IRWD shows which major funds hold positions, their portfolio weight, share counts, and how those positions changed quarter over quarter.

Question 2

What does conviction level mean for IRWD whale holdings?

Accepted Answer

Conviction level reflects how significant IRWD is within a fund's overall portfolio. A high-conviction position means the manager has allocated a large percentage of their portfolio to IRWD, suggesting strong directional confidence in the stock.

Question 3

How current is the whale data for IRWD?

Accepted Answer

Institutional 13F filings are required within 45 days of each calendar quarter end (March 31, June 30, September 30, December 31). StonkWhisper processes filings as they are published on SEC EDGAR, so data reflects the most recently reported quarter.

Question 4

What do quarter-over-quarter changes tell me about IRWD?

Accepted Answer

QoQ changes for IRWD show whether institutional managers are increasing, decreasing, initiating, or exiting their positions. New positions and significant increases can signal growing institutional conviction, while exits or decreases may indicate waning confidence.

Manager	Shares	Value	% of Portfolio	Manager AUM
Renaissance Tech	8.1M	$28.3M	0.0%	$63.9B
State Street	7.5M	$26.2M	0.0%	$2896.4B
Two Sigma	5.8M	$20.5M	0.0%	$123.9B
Arrowstreet	3.4M	$11.9M	0.0%	$184.8B
Man Group	540.9K	$1.9M	0.0%	$55.1B
Geode Capital	518.9K	$1.8M	0.0%	$1607.5B
Millennium	457.1K	$1.6M	0.0%	$240.3B
Wellington	292.7K	$1.0M	0.0%	$535.5B
Marshall Wace	292.4K	$1.0M	0.0%	$100.4B
Segall Bryant	278.2K	$976K	0.0%	$7.0B
Winton	241.7K	$849K	0.0%	$2.9B
BlackRock	150.5K	$528K	—	$5723.5B
Citadel	118.3K	$415K	0.0%	$618.5B
Citadel	109.2K	$383K	0.0%	$618.5B
Citadel	88.1K	$309K	—	$618.5B
Schonfeld	58.4K	$205K	0.0%	$14.2B
DFA	53.4K	$188K	—	$481.4B
DE Shaw	47.9K	$168K	0.0%	$166.3B
Franklin Templeton	16.9K	$59K	—	$408.3B
Brevan Howard	14.2K	$50K	0.0%	$11.3B
Farallon Capital	13.0K	$46K	0.0%	$17.5B
Northern Trust	11.1K	$39K	—	$756.6B
Gotham Asset	10.7K	$37K	0.0%	$32.7B
Acadian	6.6M	$23K	0.0%	$70.5M
Fidelity (FMR)	2.8K	$10K	—	$1898.4B
Neuberger Berman (Eisman)	1.9K	$7K	—	$131.4B
AQR Capital	588	$2K	—	$218.4B
LSV	308.3K	$1K	0.0%	$46.4M

IRWD

Who Holds IRWD

Changes This Quarter