ZEN
Zendesk, Inc.
Total Trades
48
Buys
0
Sells
26
Largest Trade
N/A
Insiders
6
Institutional Funds
1
Inst. Value
<$1K
Activist Filings
5
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Gennaro Norman | President of Sales | SELL | $500K+ | 7K | $76.36 | Oct 18, 2022 |
| Gennaro Norman | President of Sales | EXERCISE | $100K–$500K | 7K | $26.10 | Oct 18, 2022 |
| Gennaro Norman | President of Sales | EXERCISE | $100K–$500K | 7K | $26.10 | Sep 19, 2022 |
| Gennaro Norman | President of Sales | SELL | $500K+ | 7K | $76.55 | Sep 19, 2022 |
| Titterton Jeffrey J | COO | EXERCISE | $500K+ | 20K | $32.35 | Aug 20, 2022 |
| Titterton Jeffrey J | COO | SELL | $1M+ | 20K | $76.75 | Aug 20, 2022 |
| McDermott Adrian | CTO | EXERCISE | N/A | 2K | — | Aug 18, 2022 |
| McDermott Adrian | CTO | SELL | $50K–$100K | 813 | $76.43 | Aug 18, 2022 |
| Gennaro Norman | President of Sales | EXERCISE | $100K–$500K | 7K | $26.11 | Aug 18, 2022 |
| Gennaro Norman | President of Sales | SELL | $500K+ | 7K | $76.31 | Aug 18, 2022 |
| Svane Mikkel | Chair and CEO | SELL | $1M+ | 102K | $75.28 | Aug 5, 2022 |
| Titterton Jeffrey J | COO | EXERCISE | $100K–$500K | 5K | $27.34 | Aug 5, 2022 |
| Titterton Jeffrey J | COO | SELL | $1M+ | 30K | $75.25 | Aug 5, 2022 |
| Gennaro Norman | President of Sales | SELL | $500K+ | 7K | $75.00 | Jul 19, 2022 |
| Gennaro Norman | President of Sales | EXERCISE | $100K–$500K | 7K | $26.10 | Jul 19, 2022 |
| Gennaro Norman | President of Sales | SELL | $500K+ | 7K | $75.50 | Jun 28, 2022 |
| Gennaro Norman | President of Sales | EXERCISE | $100K–$500K | 5K | $35.47 | Jun 28, 2022 |
| McDermott Adrian | CTO | SELL | $50K–$100K | 813 | $98.64 | May 19, 2022 |
| Gennaro Norman | President of Sales | SELL | $500K+ | 7K | $100.20 | May 17, 2022 |
| Gennaro Norman | President of Sales | EXERCISE | $100K–$500K | 7K | $26.10 | May 17, 2022 |
| McDermott Adrian | CTO | SELL | $15K–$50K | 242 | $100.56 | May 17, 2022 |
| McDermott Adrian | CTO | EXERCISE | N/A | 2K | — | May 17, 2022 |
| McDermott Adrian | CTO | SELL | $1M+ | 10K | $120.25 | May 4, 2022 |
| McDermott Adrian | CTO | EXERCISE | $50K–$100K | 10K | $9.52 | May 4, 2022 |
| Gennaro Norman | President of Sales | EXERCISE | $100K–$500K | 7K | $31.67 | Apr 19, 2022 |
| Gennaro Norman | President of Sales | SELL | $500K+ | 7K | $123.85 | Apr 19, 2022 |
| Geschke John | Chief of Staff | EXERCISE | $100K–$500K | 3K | $38.50 | Apr 13, 2022 |
| Geschke John | Chief of Staff | SELL | $100K–$500K | 3K | $122.34 | Apr 13, 2022 |
| Gennaro Norman | President of Sales | EXERCISE | $100K–$500K | 7K | $26.10 | Mar 18, 2022 |
| Gennaro Norman | President of Sales | SELL | $500K+ | 7K | $111.64 | Mar 18, 2022 |
| Geschke John | Chief of Staff | SELL | $100K–$500K | 3K | $116.33 | Mar 14, 2022 |
| Geschke John | Chief of Staff | EXERCISE | $100K–$500K | 3K | $38.50 | Mar 14, 2022 |
| Agrawal Archana | Director | SELL | $15K–$50K | 190 | $113.42 | Feb 23, 2022 |
| McDermott Adrian | CTO | SELL | $50K–$100K | 607 | $116.09 | Feb 19, 2022 |
| Gennaro Norman | President of Sales | SELL | $500K+ | 7K | $117.26 | Feb 18, 2022 |
| Gennaro Norman | President of Sales | EXERCISE | $100K–$500K | 6K | $29.42 | Feb 18, 2022 |
| Svane Mikkel | Chair and CEO | SELL | $1M+ | 44K | $117.88 | Feb 17, 2022 |
| Svane Mikkel | Chair and CEO | EXERCISE | $100K–$500K | 46K | $9.12 | Feb 17, 2022 |
| Geschke John | Chief of Staff | EXERCISE | $100K–$500K | 3K | $38.50 | Feb 16, 2022 |
| Geschke John | Chief of Staff | SELL | $100K–$500K | 3K | $115.65 | Feb 16, 2022 |
| Geschke John | Chief of Staff | SELL | $500K+ | 5K | $114.34 | Feb 14, 2022 |
| Geschke John | Chief of Staff | EXERCISE | $100K–$500K | 5K | $27.06 | Feb 14, 2022 |
| McDermott Adrian | CTO | SELL | $500K+ | 10K | $99.44 | Feb 2, 2022 |
| McDermott Adrian | CTO | EXERCISE | $50K–$100K | 10K | $9.28 | Feb 2, 2022 |
| Gennaro Norman | President of Sales | EXERCISE | $100K–$500K | 7K | $19.11 | Jan 21, 2022 |
| Gennaro Norman | President of Sales | SELL | $100K–$500K | 5K | $98.71 | Jan 21, 2022 |
| Svane Mikkel | Chair and CEO | EXERCISE | $100K–$500K | 46K | $8.98 | Jan 21, 2022 |
| Svane Mikkel | Chair and CEO | SELL | $1M+ | 44K | $97.70 | Jan 21, 2022 |
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Institutional Ownership
13F filings as of Dec 31, 2025 · 1 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| HUNTINGTON NATIONAL BANK | 1 | <$1K | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
Capital World Investors 95-1411037
SC 13G/A · Aug 10, 2022
0.0%
15K shares
Capital World Investors 95-1411037
SC 13G/A · Jul 8, 2022
5.4%
6.6M shares
SC 13G/A · Mar 11, 2022
5.5%
6.7M shares
T. ROWE PRICE ASSOCIATES, INC. 52-0556948
SC 13G/A · Feb 14, 2022
0.0%
103K shares
Capital World Investors 95-1411037
SC 13G/A · Feb 11, 2022
12.3%
14.8M shares