PEGASYSTEMS INC
Total Trades
153
Buys
1
Sells
116
Largest Trade
N/A
Insiders
9
Institutional Funds
401
Inst. Value
$1M+
Activist Filings
15
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| KOUNINIS EFSTATHIOS A | SVP of Finance & CAO | EXERCISE | $15K–$50K | 155 | $98.15 | Jun 3, 2025 |
| STILLWELL KENNETH | COO, CFO | SELL | $100K–$500K | 2K | $97.48 | Jun 3, 2025 |
| STILLWELL KENNETH | COO, CFO | EXERCISE | $100K–$500K | 2K | $98.15 | Jun 3, 2025 |
| TREFLER ALAN | C.E.O. & Chairman | SELL | $1M+ | 32K | $96.69 | May 30, 2025 |
| TREFLER ALAN | C.E.O. & Chairman | SELL | $1M+ | 32K | $96.50 | May 28, 2025 |
| Akgonul Rifat Kerim | Chief Product Offi… | SELL | $500K+ | 7K | $104.32 | May 22, 2025 |
| KOUNINIS EFSTATHIOS A | SVP of Finance & CAO | SELL | $15K–$50K | 500 | $99.25 | May 20, 2025 |
| Akgonul Rifat Kerim | Chief Product Offi… | SELL | $500K+ | 7K | $92.86 | May 13, 2025 |
| Akgonul Rifat Kerim | Chief Product Offi… | EXERCISE | $500K+ | 24K | $40.59 | May 13, 2025 |
| STILLWELL KENNETH | COO, CFO | SELL | $100K–$500K | 2K | $92.93 | May 5, 2025 |
| Akgonul Rifat Kerim | Chief Product Offi… | SELL | $100K–$500K | 2K | $92.97 | May 5, 2025 |
| KOUNINIS EFSTATHIOS A | SVP of Finance & CAO | SELL | $15K–$50K | 500 | $93.50 | May 5, 2025 |
| WEBER LARRY | Director | SELL | $100K–$500K | 1K | $91.55 | Apr 29, 2025 |
| STILLWELL KENNETH | COO, CFO | SELL | $1M+ | 18K | $89.36 | Apr 29, 2025 |
| STILLWELL KENNETH | COO, CFO | EXERCISE | $1M+ | 61K | $47.27 | Apr 29, 2025 |
| KOUNINIS EFSTATHIOS A | SVP of Finance & CAO | SELL | $50K–$100K | 658 | $89.90 | Apr 25, 2025 |
| Akgonul Rifat Kerim | Chief Product Offi… | SELL | $500K+ | 10K | $89.19 | Apr 25, 2025 |
| TREFLER ALAN | C.E.O. & Chairman | SELL | $1M+ | 63K | $68.48 | Apr 21, 2025 |
| STILLWELL KENNETH | COO, CFO | SELL | $100K–$500K | 2K | $69.75 | Apr 3, 2025 |
| Akgonul Rifat Kerim | Chief Product Offi… | SELL | $100K–$500K | 2K | $72.25 | Mar 13, 2025 |
| TREFLER ALAN | C.E.O. & Chairman | SELL | $1M+ | 63K | $71.75 | Mar 13, 2025 |
| TREFLER ALAN | C.E.O. & Chairman | SELL | $1M+ | 63K | $78.27 | Feb 27, 2025 |
| STILLWELL KENNETH | COO, CFO | SELL | $100K–$500K | 2K | $94.00 | Jan 3, 2025 |
| Trefler Leon | Chief of Clients a… | SELL | $50K–$100K | 752 | $93.83 | Jan 3, 2025 |
| Trefler Leon | Chief of Clients a… | SELL | $50K–$100K | 752 | $94.60 | Dec 3, 2024 |
| Trefler Leon | Chief of Clients a… | EXERCISE | N/A | 780 | — | Dec 3, 2024 |
| STILLWELL KENNETH | COO, CFO | SELL | $100K–$500K | 2K | $94.60 | Dec 3, 2024 |
| STILLWELL KENNETH | COO, CFO | EXERCISE | N/A | 2K | — | Dec 3, 2024 |
| KOUNINIS EFSTATHIOS A | VP of Finance & CAO | SELL | $50K–$100K | 708 | $94.50 | Nov 27, 2024 |
| KOUNINIS EFSTATHIOS A | VP of Finance & CAO | EXERCISE | $50K–$100K | 2K | $47.27 | Nov 27, 2024 |
| KOUNINIS EFSTATHIOS A | VP of Finance & CAO | SELL | $15K–$50K | 375 | $88.00 | Nov 13, 2024 |
| KOUNINIS EFSTATHIOS A | VP of Finance & CAO | EXERCISE | $15K–$50K | 1K | $44.30 | Nov 13, 2024 |
| WEBER LARRY | Director | SELL | $100K–$500K | 2K | $87.83 | Nov 13, 2024 |
| STILLWELL KENNETH | COO, CFO | SELL | $100K–$500K | 5K | $85.52 | Nov 8, 2024 |
| STILLWELL KENNETH | COO, CFO | EXERCISE | $100K–$500K | 13K | $33.90 | Nov 8, 2024 |
| KOUNINIS EFSTATHIOS A | VP of Finance & CAO | SELL | $15K–$50K | 528 | $83.00 | Nov 6, 2024 |
| KOUNINIS EFSTATHIOS A | VP of Finance & CAO | EXERCISE | $15K–$50K | 1K | $33.90 | Nov 6, 2024 |
| Trefler Leon | Chief of Clients a… | SELL | $500K+ | 9K | $81.26 | Nov 4, 2024 |
| Trefler Leon | Chief of Clients a… | EXERCISE | $500K+ | 20K | $25.20 | Nov 4, 2024 |
| Akgonul Rifat Kerim | Chief Product Offi… | SELL | $50K–$100K | 1K | $80.07 | Oct 29, 2024 |
| STILLWELL KENNETH | COO, CFO | SELL | $100K–$500K | 6K | $79.15 | Oct 29, 2024 |
| STILLWELL KENNETH | COO, CFO | EXERCISE | $500K+ | 17K | $34.48 | Oct 29, 2024 |
| KOUNINIS EFSTATHIOS A | VP of Finance & CAO | SELL | $15K–$50K | 303 | $81.00 | Oct 29, 2024 |
| STILLWELL KENNETH | COO, CFO | SELL | $50K–$100K | 1K | $73.17 | Oct 2, 2024 |
| Trefler Leon | Chief of Clients a… | SELL | $50K–$100K | 752 | $72.00 | Oct 1, 2024 |
| KOUNINIS EFSTATHIOS A | VP of Finance & CAO | SELL | $50K–$100K | 750 | $71.00 | Aug 27, 2024 |
| JONES RICHARD H | Director | SELL | $100K–$500K | 5K | $70.03 | Aug 27, 2024 |
| STILLWELL KENNETH | COO, CFO | SELL | $100K–$500K | 3K | $67.55 | Aug 23, 2024 |
| STILLWELL KENNETH | COO, CFO | EXERCISE | $100K–$500K | 10K | $33.90 | Aug 23, 2024 |
| Trefler Leon | Chief of Clients a… | SELL | $50K–$100K | 752 | $72.09 | Aug 2, 2024 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 401 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 4.1M | $1M+ | SH |
| STATE STREET CORP | 2.8M | $1M+ | SH |
| North Peak Capital Management, LLC | 2.4M | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 2.3M | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 2.0M | $1M+ | SH |
| Capital Research Global Investors | 1.8M | $1M+ | SH |
| AMERICAN CENTURY COMPANIES INC | 1.8M | $1M+ | SH |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 1.5M | $1M+ | SH |
| FIRST TRUST ADVISORS LP | 1.4M | $1M+ | SH |
| TEACHER RETIREMENT SYSTEM OF TEXAS | 1.4M | $1M+ | SH |
| Fisher Asset Management, LLC | 1.2M | $1M+ | SH |
| Ranger Investment Management, L.P. | 911K | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 848K | $1M+ | SH |
| HERALD INVESTMENT MANAGEMENT Ltd | 704K | $1M+ | SH |
| GOLDMAN SACHS GROUP INC | 572K | $1M+ | SH |
| RENAISSANCE GROUP LLC | 540K | $1M+ | SH |
| NORGES BANK | 534K | $1M+ | SH |
| WEALTH ENHANCEMENT ADVISORY SERVICES, LLC | 499K | $1M+ | SH |
| THRIVENT FINANCIAL FOR LUTHERANS | 496K | $1M+ | SH |
| M&T BANK CORP | 357K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G/A · Nov 12, 2025
46.0%
79.2M shares
SC 13G/A · Aug 1, 2025
46.0%
79.5M shares
SC 13G · Jul 18, 2025
5.1%
8.7M shares
Capital Research Global Investors 95-1411037
SC 13G/A · Nov 12, 2024
3.6%
3.1M shares
SC 13G/A · Nov 12, 2024
46.7%
40.2M shares
Bares Capital Management,Inc. 74-2961140
SC 13G/A · Sep 10, 2024
0.0%
0 shares
Bares Capital Management,Inc. 74-2961140
SC 13G/A · Feb 14, 2024
7.0%
5.9M shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
6.1%
5.1M shares
SC 13G/A · Feb 12, 2024
47.7%
40.1M shares
Capital Research Global Investors 95-1411037
SC 13G · Feb 9, 2024
5.2%
4.4M shares
Bares Capital Management,Inc. 74-2961140
SC 13G/A · Feb 14, 2023
6.8%
5.6M shares
SC 13G/A · Feb 14, 2023
48.5%
40.1M shares
Bares Capital Management,Inc. 74-2961140
SC 13G/A · Feb 15, 2022
6.0%
4.9M shares
Bares Capital Management,Inc. 74-2961140
SC 13G/A · Feb 14, 2022
6.1%
4.9M shares
SC 13G/A · Feb 14, 2022
48.8%
40.0M shares