Alan Trefler owns 46.75% of Pegasystems
76,852,285 shares as of the September 14, 2026 filing, worth $2.7B at the latest close.
PEGA · $5.7B market cap · Founder-ledGet an email when Alan Trefler’s stake moves.
Free.
The stake
46.75%
worth $2.7B at the latest close
Stake rank
#45
by dollar value of the stake
Last sale
243 days ago
Feb 18, 2026
Last buy
None
no purchases since 2018
Alan Trefler owns 46.75% of PEGASYSTEMS INC: 76,852,285 of 164,404,945 shares, worth about $2.7B at the 2026-10-16 close. The stake has moved from 51.57% in 2016 to 46.75% on 2026-09-14, across 20 sales and 0 purchases that moved it since 2016. The last trade that moved it was a planned sale of $1.3M on 2026-02-18.
How the stake is held
as of the Sep 14, 2026 filing
SHARES
OF THE STAKE
COMMON STOCK · stated Sep 14, 2026 · Form 4 ↗
HELD DIRECTLY
58,504,872
76.1%
HELD INDIRECTLY · 2 VEHICLES
18,347,413
23.9%
Alan N. Trefler Irrevocable Non-GST Trust of 2022
16,275,828
21.2%
The Trefler 2025 Trust
2,071,585
2.7%
THE STAKE
76,852,285
46.75%