# Focused Appreciation Portfolio

Focused Appreciation Portfolio is a registered fund series of NORTHWESTERN MUTUAL SERIES FUND INC (series S000000055). Net assets $1.4B as of 2026-03-31.

## Profile

- Series ID: S000000055
- Registrant: NORTHWESTERN MUTUAL SERIES FUND INC
- LEI: 5493007QO6Z6UMWHLZ04
- Net assets: $1.4B
- Total assets: $1.4B
- As of: 2026-03-31

## Advisers

- [Loomis, Sayles & Company, L.P. (Subadvisor)](https://search.stillhousedata.com/firm/105377)
- [Mason Street Advisors, LLC (Advisor)](https://search.stillhousedata.com/firm/114085)

## Top holdings (37 reported)

_Showing 15 of 37 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| [NVIDIA Corp](https://search.stillhousedata.com/security/67066G104) | — | $158.4M | 1159.98% |
| [Tesla Inc](https://search.stillhousedata.com/security/88160R101) | — | $108.5M | 794.60% |
| [Alphabet Inc](https://search.stillhousedata.com/security/02079K305) | — | $106.2M | 777.94% |
| [Meta Platforms Inc](https://search.stillhousedata.com/security/30303M102) | — | $94.9M | 695.15% |
| [Netflix Inc](https://search.stillhousedata.com/security/64110L106) | — | $83.1M | 608.90% |
| [Amazon.com Inc](https://search.stillhousedata.com/security/023135106) | — | $73.9M | 541.52% |
| [Boeing Co/The](https://search.stillhousedata.com/security/097023105) | — | $64.4M | 471.28% |
| [Visa Inc](https://search.stillhousedata.com/security/92826C839) | — | $62.7M | 458.94% |
| [Oracle Corp](https://search.stillhousedata.com/security/68389X105) | — | $54.7M | 400.58% |
| [Microsoft Corp](https://search.stillhousedata.com/security/594918104) | — | $49.3M | 360.78% |
| [Monster Beverage Corp](https://search.stillhousedata.com/security/61174X109) | — | $41.6M | 304.70% |
| [Vertex Pharmaceuticals Inc](https://search.stillhousedata.com/security/92532F100) | — | $40.9M | 299.89% |
| [Shopify Inc](https://search.stillhousedata.com/security/82509L107) | — | $36.7M | 268.47% |
| [Regeneron Pharmaceuticals Inc](https://search.stillhousedata.com/security/75886F107) | — | $33.5M | 245.53% |
| [Walt Disney Co/The](https://search.stillhousedata.com/security/254687106) | — | $30.9M | 226.39% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-03-31 | $1.4B |
| 2025-12-31 | $1.6B |
| 2025-09-30 | $1.6B |
| 2025-06-30 | $1.5B |
| 2025-03-31 | $1.3B |
| 2024-12-31 | $1.5B |
| 2024-09-30 | $1.4B |
| 2024-06-30 | $1.4B |

## More

- [Registrant: NORTHWESTERN MUTUAL SERIES FUND INC](https://search.stillhousedata.com/registrant/742212)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000000055.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

---

Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.