Question 1

Which hedge funds and institutional investors hold ISSC?

Accepted Answer

StonkWhisper tracks 13F filings submitted to the SEC by institutional investment managers with over $100 million in assets. The whale tracker for ISSC 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 ISSC whale holdings?

Accepted Answer

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

Question 3

How current is the whale data for ISSC?

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 ISSC?

Accepted Answer

QoQ changes for ISSC 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
Marshall Wace	646.0K	$13.3M	0.0%	$100.4B
DE Shaw	435.9K	$8.9M	0.0%	$166.3B
Renaissance Tech	302.9K	$6.2M	0.0%	$63.9B
Arrowstreet	276.3K	$5.7M	0.0%	$184.8B
Millennium	248.7K	$5.1M	0.0%	$240.3B
American Century	228.1K	$4.7M	0.0%	$194.3B
Gabelli	117.8K	$2.4M	0.0%	$14.8B
Man Group	80.6K	$1.7M	0.0%	$55.1B
State Street	58.6K	$1.2M	—	$2896.4B
Citadel	52.1K	$1.1M	0.0%	$618.5B
Citadel	43.3K	$889K	0.0%	$618.5B
Point72	34.2K	$701K	0.0%	$78.1B
Schonfeld	31.9K	$655K	0.0%	$14.2B
Geode Capital	27.7K	$569K	—	$1607.5B
Northern Trust	26.3K	$540K	0.0%	$756.6B
Hudson Bay	26.0K	$535K	0.0%	$29.0B
Two Sigma	25.9K	$531K	0.0%	$123.9B
Point72	20.3K	$417K	0.0%	$78.1B
Brevan Howard	19.6K	$402K	0.0%	$11.3B
DFA	18.6K	$381K	0.0%	$481.4B
Winton	11.4K	$235K	0.0%	$2.9B
Citadel	9.0K	$186K	—	$618.5B
BlackRock	4.3K	$89K	—	$5723.5B
Acadian	44.7K	$916	0.0%	$70.5M
Fidelity (FMR)	33	$684	—	$1898.4B

ISSC

Who Holds ISSC

Changes This Quarter