Comparable stake leader
Steve Elms
SEC ownership of Zosano Pharma Corp
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001587221.
Disclosed value leader
—
Comparable rows
0/11
Latest evidence
06 Jun 2022
- Parsed ownership sources
- 3/4/5
- Largest SEC-reported holder
- Steve Elms
- Latest parsed ownership date
- 06 Jun 2022
- Issuer CIK
- 0001587221
- Issuer location
- Fremont, CA
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
1 signal
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of Zosano Pharma Corp (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Steve Elms
Disclosed value leader
—
Comparable rows
0/11
Latest evidence
06 Jun 2022
3/4/5
Some rows are evidence-backed but not safely comparable across classes.
11 rows are not safely comparable across share classes.
Showing 1-8 of 11 holder rows.
Quick read
SEC ownership evidence is available, but the rows are not safely comparable across share classes.
0 of 11 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Steve Elms's linked filing trail.
Detailed SEC evidence table Showing 1-8 of 11 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Steve Elms |
3/4/5
Director
|
—
mixed-class rows
|
—
2,770,726 shares
mixed-class rows
|
— | 10 Jun 2021 |
| Elaine Yang |
3/4/5
Director
|
—
class O/S missing
|
—
90,000 shares
|
— | 07 Dec 2021 |
| Kathy M. McGee |
3/4/5
Director
|
—
class O/S missing
|
—
90,000 shares
|
— | 24 May 2021 |
| Donald J. Kellerman |
3/4/5
VP, Clinical Dev & Med Affairs
|
—
class O/S missing
|
—
56,331 shares
|
— | 31 Mar 2022 |
| Kleanthis G. Xanthopoulos |
3/4/5
Director
|
—
mixed-class rows
|
—
53,596 shares
mixed-class rows
|
— | 10 Jun 2021 |
| Joseph P. Hagan |
3/4/5
Director
|
—
mixed-class rows
|
—
52,500 shares
mixed-class rows
|
— | 10 Jun 2021 |
| Linda Grais |
3/4/5
Director
|
—
mixed-class rows
|
—
52,500 shares
mixed-class rows
|
— | 10 Jun 2021 |
| Hayley Lewis |
3/4/5
Senior Vice President, Operations
|
—
class O/S missing
|
—
49,779 shares
|
— | 04 Jun 2021 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 04 Jun 2025.
Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 0
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-11 of 11 reporting-owner rows connected to Zosano Pharma Corp. Open a relationship link for the CIK-to-CIK filing trail.
Rows
11
Largest Forms 3/4/5 holder
Kleanthis G. Xanthopoulos
Net 12M change
$0
Latest report
06 Jun 2022
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Kleanthis G. Xanthopoulos | Director | Mixed | 10 Jun 2021 | |||
| Kenneth Greathouse | Director | Mixed | 23 Nov 2021 | |||
| Linda Grais | Director | Mixed | 10 Jun 2021 | |||
| Kathy M. McGee | Director | Mixed | 24 May 2021 | |||
| Christine Matthews | Chief Financial Officer | Mixed | 06 Jun 2022 | |||
| Hayley Lewis | Senior Vice President, Operations | Mixed | 04 Jun 2021 | |||
| Elaine Yang | Director | Mixed | 07 Dec 2021 | |||
| Steve Elms | Director | Mixed | 10 Jun 2021 | |||
| Donald J. Kellerman | VP, Clinical Dev & Med Affairs | Mixed | 31 Mar 2022 | |||
| Steven Lo | Chief Executive Officer, Director | Mixed | 06 Jun 2022 | |||
| Joseph P. Hagan | Director | Mixed | 10 Jun 2021 |
Recent insider transactions for Zosano Pharma Corp
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| No insider transactions were found in the last 12 months for this issuer. | ||||||||||
* marks a reported price that did not pass the local price check.